determining much of this will be based on observations of voluntary and automatic movements.

Contrast A. ideomotor and
B. ideational apraxia.

A. inability to carryout motor command

B. Inability to create a plan for idea of a specific movement

What are the distinguishing characteristics of the articulation errors in apraxia of speech?

Substitutions
(placement errors-Spoonerisms) are more common than distortions, omissions, additions, or repetitions
*articulation in real words is better than in nonsense words.
* increased errors occur with an increase in complexity of word.